Consolidated Bearings

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MR-72-W

NEEDLE BEARINGS - CAGE TYPE - WITHOUT INNER RACE (INCH)
Dimensions (inch)F4.5
D6
B2.5
Approx. Wgt. lbs6.71
Appropriate Inner RaceMI-62-W
InterchangeIKO-
INANCS-7240
McGill-
RBCSJ6770
TorringtonHJ-729640
MR-72-W diagram one
  1. For applications where the bearing is run directly on the shaft, no inner race is required. The shaft hardness should be 60 Rockwell C scale.
  2. Lubrication - Outer races have an external centered oil groove and one oil hole. Inner races have an internal centered oil groove and one oil hole.
  3. Material - Outer races, inner races and rollers are made from 52100 steel and hardened to Rockwell hardness 60-64 RC. These bearings are equipped with stamped steel cages.